Project Central heat supply project of Linfen Haizi Dongcheng Constructing company Linfen Haizi Gas and Heat Supply Co., Ltd Constructing scale (1) Building a new heat pipe trench at a length of 20km with the pipe diameter of DN200-DN900 (2)Building 30 new water-water heating stations(including branching valve wells to thermo network pipes among heating stations) … Continue reading Central heat supply project of Linfen Haizi Dongcheng